Yeah it hasn’t really seen use since because it relies a bit on surprise and can’t handle an opponent that knows how to counter it and is prepared to do so. You buy yourself time. All the time you can. And while you’re doing that you attack their supply lines. They’re sprinting, make the fight a marathon.

Part of why the blitz worked was that it went against all understood military doctrine. It is both literally and metaphorically the fighting strategy of a meth addict.